logx

Aug 13, 2026

Changes in this version

type Logger

+ func NewNopLogger() Logger

Aug 10, 2026

Changes in this version

type FieldGroup

+ func FieldsFromError(err error) FieldGroup

Aug 10, 2026

Changes in this version

+ const CodeClosed

+ const CodeIOFailed

+ const CodeInvalidConfig

Aug 10, 2026

Changes in this version

type Builder

+ func (b *Builder) WithMetrics(m MetricSink) *Builder

+ type CounterSink interface

+ AddCounter func(name string, delta float64, labels ...string)

+ type MetricSink interface

+ IncCounter func(name string, labels ...string)

+ ObserveDuration func(name string, seconds float64, labels ...string)

Aug 7, 2026

Changes in this version

+ func ReplaceStdLogger(l Logger)

+ func RestoreStdLogger()

+ type Appender interface

+ Append func(level Level, p []byte) (n int, err error)

+ Close func() error

+ Sync func() error

+ type Buffer struct

+ B []byte

+ type Builder struct

+ func NewBuilder() *Builder

+ func (b *Builder) Build() (Logger, error)

+ func (b *Builder) EnableConsole(opts ...ConsoleOption) *Builder

+ func (b *Builder) EnableFileLog(opts ...FileOption) *Builder

+ func (b *Builder) EnableWriter(w io.Writer, levels ...Level) *Builder

+ func (b *Builder) WithCaller() *Builder

+ func (b *Builder) WithEncoder(enc Encoder) *Builder

+ func (b *Builder) WithRedact(keys ...string) *Builder

+ func (b *Builder) WithSampling(maxPerSecond int) *Builder

+ type ConsoleOption interface

+ func WithColor() ConsoleOption

+ type Encoder interface

+ Encode func(buf *Buffer, e *Entry) error

+ func NewJSONEncoder() Encoder

+ type Entry struct

+ CallerFile string

+ CallerLine int

+ Fields FieldGroup

+ Level Level

+ Message string

+ Time time.Time

+ func (e *Entry) Context() context.Context

+ type Field struct

+ Key string

+ Value any

+ func Any(key string, val any) Field

+ func Bool(key string, val bool) Field

+ func Err(err error) Field

+ func Int(key string, val int) Field

+ func Int64(key string, val int64) Field

+ func Lazy(key string, fn func() any) Field

+ func String(key string, val string) Field

+ type FieldGroup struct

+ func Fields(fs ...Field) FieldGroup

+ func (g FieldGroup) At(i int) Field

+ func (g FieldGroup) Len() int

+ type FileConfig struct

+ BufferSize int

+ CompressAfter int

+ ErrorHandler func(error)

+ Filename string

+ FlushInterval time.Duration

+ Levels []Level

+ LogDir string

+ MaxAge int

+ MaxBackups int

+ MaxSize int

+ OnDropped func()

+ WriteMode WriteMode

+ type FileOption func(*FileConfig)

+ func WithBufferSize(size int) FileOption

+ func WithCompressAfter(days int) FileOption

+ func WithErrorHandler(fn func(error)) FileOption

+ func WithFilename(name string) FileOption

+ func WithFlushInterval(d time.Duration) FileOption

+ func WithLevels(levels ...Level) FileOption

+ func WithLogDir(dir string) FileOption

+ func WithMaxAge(days int) FileOption

+ func WithMaxBackups(n int) FileOption

+ func WithMaxSize(mb int) FileOption

+ func WithOnDropped(fn func()) FileOption

+ func WithWriteMode(mode WriteMode) FileOption

+ type Hook interface

+ OnLog func(e *Entry)

+ type HookedLogger interface

+ AddHook func(h Hook)

+ type Level uint32

+ const DebugLevel

+ const ErrorLevel

+ const FatalLevel

+ const InfoLevel

+ const OffLevel

+ const PanicLevel

+ const WarnLevel

+ func (l Level) String() string

+ type LevelUpdater interface

+ SetLevel func(levels ...Level)

+ type Logger interface

+ Close func() error

+ Debug func(msg string, fields FieldGroup)

+ Debugf func(format string, args ...any)

+ Error func(msg string, fields FieldGroup)

+ Errorf func(format string, args ...any)

+ Fatal func(msg string, fields FieldGroup)

+ Fatalf func(format string, args ...any)

+ Info func(msg string, fields FieldGroup)

+ Infof func(format string, args ...any)

+ IsDebugEnabled func() bool

+ Panic func(msg string, fields FieldGroup)

+ Panicf func(format string, args ...any)

+ SafeExit func(exitFunc func())

+ Sync func() error

+ Warn func(msg string, fields FieldGroup)

+ Warnf func(format string, args ...any)

+ WithContext func(ctx context.Context) Logger

+ WithField func(key string, val any) Logger

+ type MetricProvider interface

+ Metrics func() Metrics

+ type Metrics struct

+ Cleanups uint64

+ Compressions uint64

+ Drops uint64

+ Rotations uint64

+ WriteBytes uint64

+ Writes uint64

+ type WriteMode int

+ const AsyncWriteMode

+ const SyncWriteMode